发明名称 |
HYDRAULIC MACHINE, IN PARTICULAR HYDRAULIC MOTOR, WITH A RECIPROCATING MOVEMENT, AND DIFFERENTIAL PISTON FOR SUCH A MACHINE |
摘要 |
<p>Hydraulic machine, in particular hydraulic motor, comprising a casing, a differential piston (4) having a region of large cross section and a region of smaller cross section, which can slide with a reciprocating movement respectively in the casing and in a housing coaxial to, and of smaller diameter than, the casing, the piston separating two chambers of the casing and being provided at the location of its large cross section and its small cross section with sealing lips (48, 49) which are oriented in opposite directions and which face one another. The sealing lips (48, 49) are provided on detachable circular rings (50, 51), and the piston (4) is moulded in one piece.</p> |
申请公布号 |
WO2007080251(A1) |
申请公布日期 |
2007.07.19 |
申请号 |
WO2006FR02675 |
申请日期 |
2006.12.07 |
申请人 |
DOSATRON INTERNATIONAL;DARBOIS, MATTHIEU;FURET, SEBASTIEN;DUQUENNOY, PHILIPPE;BERTON, DOMINIQUE |
发明人 |
DARBOIS, MATTHIEU;FURET, SEBASTIEN;DUQUENNOY, PHILIPPE;BERTON, DOMINIQUE |
分类号 |
F04B9/107;F04B9/105;F04B13/02;F04B49/10 |
主分类号 |
F04B9/107 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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